text New York Longman Scientific Technical 1991 N 280 hlm. 24 cm Persamaan diferensial 515.353 515.353 Eng i 0582078148 INLIS000000000000429 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)